1. Department of Health Policy and Administration, Faculty of Public Health, Universitas Indonesia, Depok, Indonesia
2. Department of Nutrition, Faculty of Public Health, Universitas Indonesia, Depok, Indonesia
3. Department of Environmental Health, Faculty of Public Health, Universitas of Indonesia, Depok, Indonesia
4. Master of Epidemiology Study Program, Faculty of Medicine and Health Sciences, University of Antwerp, Antwerp, Belgium